Jonathan V. Cohen

The cornerstone of Jimmy’s practice is to help people by solving their problems and contributing to their growth and success. His 50 years of legal experience is complemented by an in-depth background in finance, including a number of years working for the IRS as a Revenue Agent and Tax Law Specialist, as well as several years as an investment banker at Legg Mason. With a commitment that the client’s interests always come first, Jimmy takes ownership of and responsibility for thei...

Michael K. Isenman is a top attorney recognized by Best Lawyers in the practice area(s) of Mutual Funds Law. Michael K., who practices law in Washington, District of Columbia, has been recognized since 2023. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Michael K. is held by other top lawyers in the same geographic and legal practice area.

Sandra L. Havrilak is a top attorney recognized by Best Lawyers in the practice area(s) of Family Law. Sandra L., who practices law in Fairfax, Virginia, has been recognized since 2015. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Sandra L. is held by other top lawyers in the same geographic and legal practice area.

Ken has many varied interests outside of the law. In addition to travel and hiking, he is an avid reader, boxes and takes yoga for exercise and release, and studies ancient texts for insightful meanings. He has a wife of 30 years who runs her own business, and two sons, one a COO and entrepreneur and the other music engineering whiz who founded a music artist promotion company. Ken brings his “better way” focus to his life, his work and his family. Family dinners are legendary, li...

Marcus Owens represents a broad range of nonprofit organizations, including private foundations, charities, lobbying/political organizations and trade associations. The context has ranged from tax planning, the process of formation and application for exemption, through IRS and state attorney general investigations, including complex audits by IRS Exempt Organizations Financial Investigative Units. Marcus’ focus includes executive compensation, excess benefit and self-dealing excise tax...

For more information, please visit www.gibsondunn.com/lawyer/walker-helgi-c/ .

Sheraz Barkat is a top attorney recognized by Best Lawyers in the practice area(s) of Civil Rights Law, Collaborative Law: Family Law, Family Law and Family Law Mediation. Sheraz, who practices law in Washington, District of Columbia, has been recognized since 2023. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Sheraz is held by other top lawyers in the same geographic and legal practice area.

Fred Goldberg is co-head of the firm’s Tax Group and global co-chair of the firm’s Diversity Committee. Mr. Goldberg first joined Skadden in 1986, following two years as chief counsel of the Internal Revenue Service. From 1989 until 1992, Mr. Goldberg served as commissioner of the IRS, and during 1992 he served as assistant secretary of the Treasury for Tax Policy. He returned to Skadden in December 1992. Working with his Tax Department colleagues in Skadden’s Washington, Ne...

Adam W. Walsh is a partner of Grossberg, Yochelson, Fox & Beyda, LLP. He received a Bachelor of Arts degree from the University of Notre Dame and a Juris Doctor degree from the College of William and Mary School of Law. Mr. Walsh has 20 years of experience working with both institutional and entrepreneurial clients in the acquisition, development, structuring, leasing and financing of commercial real estate projects. The complex transactions that Mr. Walsh handles include joint venture fo...

John S. Decker P.C. is a top attorney recognized by Best Lawyers in the practice area(s) of Energy Law. John S., who practices law in Washington, District of Columbia, has been recognized since 2021. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which John S. is held by other top lawyers in the same geographic and legal practice area.